STM8S903K3 STM8S903F3
Contents
9 Unique ID ................................................................................................................49
10 Electrical characteristics ....................................................................................50
10.1 Parameter conditions .................................................................................................50
10.1.1 Minimum and maximum values .........................................................50
10.1.2 Typical values .....................................................................................50
10.1.3 Typical curves ....................................................................................50
10.1.4 Loading capacitor ...............................................................................50
10.1.5 Pin input voltage .................................................................................50
10.2 Absolute maximum ratings ........................................................................................51
10.3 Operating conditions ..................................................................................................53
10.3.1 VCAP external capacitor ....................................................................54
10.3.2 Supply current characteristics ............................................................55
10.3.3 External clock sources and timing characteristics .............................65
10.3.4 Internal clock sources and timing characteristics ...............................67
10.3.5 Memory characteristics ......................................................................69
10.3.6 I/O port pin characteristics .................................................................70
10.3.7 Reset pin characteristics ....................................................................78
10.3.8 SPI serial peripheral interface ............................................................81
10.3.9 I2C interface characteristics ...............................................................84
10.3.10 10-bit ADC characteristics ................................................................85
10.3.11 EMC characteristics .........................................................................89
11 Package information ............................................................................................92
11.1 32-pin LQFP package mechanical data .....................................................................92
11.2 32-lead UFQFPN package mechanical data .............................................................94
11.3 20-lead UFQFPN package mechanical data .............................................................95
11.4 UFQFPN recommended footprint ..............................................................................97
11.5 SDIP32 package mechanical data .............................................................................98
11.6 20-pin TSSOP package mechanical data ................................................................100
11.7 20-pin SO package mechanical data .......................................................................101
11.8 Thermal characteristics ............................................................................................102
11.8.1 Reference document ........................................................................103
11.8.2 Selecting the product temperature range .........................................103
12 Ordering information .........................................................................................104
12.1 STM8S903K3/F3 FASTROM microcontroller option list ..........................................104
13 STM8 development tools ..................................................................................110
13.1 Emulation and in-circuit debugging tools .................................................................110
13.2 Software tools ..........................................................................................................110
13.2.1 STM8 toolset ....................................................................................111
13.2.2 C and assembly toolchains ..............................................................111
13.3 Programming tools ..................................................................................................111
14 Revision history .................................................................................................112
DocID15590 Rev 8
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STMICROELECTRONICS [ ST ]
